External ear pinna are present in :- | vedclass

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Question

(A) The presence of an external ear or pinna is a characteristic feature of the class $Mammalia$.Among the given options:$A$. $Elephas$ (Elephant) bel

Vedclass · Accepted Answer

Elephas

Vedclass · Answer

(A) The presence of an external ear or pinna is a characteristic feature of the class $Mammalia$.Among the given options:$A$. $Elephas$ (Elephant) belongs to the class $Mammalia$ and possesses external ear pinnae.$B$. $Columba$ (Pigeon) belongs to the class $Aves$,which lacks external pinnae.$C$. $Hemidactylus$ (Wall lizard) belongs to the class $Reptilia$,which lacks external pinnae.$D$. $Naja$ (Cobra) belongs to the class $Reptilia$,which lacks external pinnae.Therefore,the correct option is $A$.

External ear pinna are present in $:-$

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$A$: Mammals are viviparous.
$R$: Mammals possess external ear pinnae.

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